HQD 250/2 EX – Helios – Low Pressure Axial Plate Fan
Square plate high efficiency axial fan with inlet cone, directly driven, explosion proof according to ATEX.
Square mounting plate with drawn bell mouth inlet in galvanised sheet-steel.
High efficient, profiled impeller with 7 blades, dynamically balanced to DIN ISO 1940 and VDI 2060 class 6.3, manufactured from impact resistant anti static polymers. Suitable for -30°C to +40°C. Electrical resistance of less than 1 GOhm.
Totally enclosed, maintenance free 3-phase squirrel cage motor, low noise sealed for life ball bearings, not controllable. Explosion proof execution according to ATEX.